hg: shenandoah/jdk: Use/sort (cached) RegionData not ShenandoahHeapRegionSet in partial heuristics

[roman at kennke.org]

Changeset: cd9e28fa0f27
Author:    rkennke
Date:      2018-04-12 14:49 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk/rev/cd9e28fa0f27

Use/sort (cached) RegionData not ShenandoahHeapRegionSet in partial heuristics

! src/hotspot/share/gc/shenandoah/shenandoahCollectorPolicy.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeapRegionSet.hpp